<template>
<div>
  <city-header></city-header>
  <city-search :cities="cities"></city-search>
  <city-list :cities="cities" :hot="hotCities" :letter="letter"></city-list>
  <city-alphabet :cities="cities" @change="handleLetterChange"></city-alphabet>
  </div>
</template>
<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'


export default {
  name:'City',
  components:{
      CityHeader,
      CitySearch,
      CityList,
      CityAlphabet
  },
  data (){
    return{
      cities :{},
      hotCities:[],
      letter:''
    }
  },
  methods :{
    getCityInfo(){
      axios.get('./api/city.json').then(this.handleGetCityInfoSucc)
    },
    handleGetCityInfoSucc(res){
      res=res.data
      if(res.ret&&res.data){
        const data = res.data
        this.cities = data.cities
        this.hotCities = data.hotCities
      }
    },
    handleLetterChange(letter){
      this.letter=letter
    }
  },
  mounted (){
    this.getCityInfo()
  }
}
</script>
<style scoped>

</style>


